// Slide 10: LangGraph Platform deployment + langgraph.json + SDK invoke
// Code slide with platform overview + deploy + remote invoke.

const ds = require('./design-system');

function createSlide(pres, theme) {
  const slide = pres.addSlide();
  ds.helpers.slideBase(slide, pres, theme);

  ds.helpers.addHeader(slide, pres, theme, {
    eyebrow: 'STAGE 5: ECOSYSTEM',
    section: 'Deployment',
    title: 'LangGraph Platform: deploy + invoke',
    sectionNumber: 5,
    titleSize: 24,
  });

  // Left: langgraph.json + deploy
  ds.helpers.addCodeBlock(slide, pres, theme, {
    x: 0.5, y: 1.45, w: 4.5, h: 2.55,
    language: 'bash',
    fontSize: 10,
    code: [
      '# 1. Конфиг: langgraph.json в корне репо',
      'cat > langgraph.json <<\'JSON\'',
      '{',
      '  "graphs": {"agent": "./agent.py:graph"},',
      '  "env": "./.env"',
      '}',
      'JSON',
      '',
      '# 2. Deploy one-shot',
      'langgraph deploy --name my-agent-prod',
    ].join('\n'),
  });

  // Right: SDK invoke
  ds.helpers.addCodeBlock(slide, pres, theme, {
    x: 5.2, y: 1.45, w: 4.3, h: 2.55,
    language: 'python',
    fontSize: 10,
    code: [
      'from langgraph_sdk import get_client',
      '',
      'client = get_client(url=',
      '    "https://my-agent-prod.us.langgraph.app"',
      ')',
      '',
      '# async API: thread + run',
      'thread = await client.threads.create()',
      'run = await client.runs.create(',
      '    thread["thread_id"], "agent", input={"q": "hi"}',
      ')',
    ].join('\n'),
  });

  // Bottom callout
  ds.helpers.addCallout(slide, pres, theme, {
    x: 0.5, y: 4.15, w: 9.0, h: 0.8,
    kind: 'info',
    title: 'LangGraph Platform',
    text: 'managed-хостинг для графа: build из langgraph.json, deploy через CLI, ' +
          'получаете HTTPS endpoint + Studio UI + threads + cron + webhooks.',
  });

  ds.helpers.addSourceLine(slide, pres, theme, {
    source: 'langchain-ai.github.io/langgraph/concepts/langgraph_platform/',
  });
  ds.helpers.addPageNumber(slide, pres, theme, 10);
}

module.exports = { createSlide };